// package com.ysc.task.config;
//
// import org.springframework.context.annotation.Configuration;
//
// import javax.servlet.*;
// import javax.servlet.http.HttpServletRequest;
// import javax.servlet.http.HttpServletResponse;
// import java.io.IOException;
//
// /**
//  * Version: 1.0
//  * Class Name: CorsConfig
//  * Description: 跨域配置类
//  * Author: ysc
//  * Date: 2024/3/31 13:02
//  */
// @Configuration
// public class CorsConfig implements Filter {
//     @Override
//     public void doFilter(ServletRequest req, ServletResponse res, FilterChain chain) throws IOException, ServletException {
//         HttpServletResponse response = (HttpServletResponse) res;
//         HttpServletRequest request = (HttpServletRequest) req;
//         if ("OPTIONS".equals(request.getMethod())) {
//             response.setStatus(HttpServletResponse.SC_OK);
//             return;
//         }
//         String origin = request.getHeader("Origin");
//         if(origin!=null) {
//             response.setHeader("Access-Control-Allow-Origin", origin);
//         }
//
//         String headers = request.getHeader("Access-Control-Request-Headers");
//         if(headers!=null) {
//             response.setHeader("Access-Control-Allow-Headers", headers);
//             response.setHeader("Access-Control-Expose-Headers", headers);
//         }
//
//         response.setHeader("Access-Control-Allow-Methods", "*");
//         response.setHeader("Access-Control-Max-Age", "3600");
//         response.setHeader("Access-Control-Allow-Credentials", "true");
//
//         chain.doFilter(request, response);
//     }
//
//     @Override
//     public void init(FilterConfig filterConfig) {
//
//     }
//
//     @Override
//     public void destroy() {
//     }
// }
